THE RELATIONSHIP BETWEEN THE INTENSITY OF TAHAJJUD PRAYER AND BLOOD PRESSURE IN THE ELDERLY AT THE KARANG WERDA COMMUNICATION FORUM IN JEMBER REGENCY. jp stikesnu [Internet]. 2025 Dec. 12 [cited 2025 Dec. 23];7(2):104-16. Available from: https://ejournal.iiknutuban.ac.id/index.php/jp/article/view/789